Also, two of this weren't actually this-related.  Fixed their separate issues.

S11.1.1_A2.js is invalid and there's no way to make it valid.  Removing.

valid.  Removing it as similar coverage already exists.

needs to be excluded.

77 new (mostly) strict mode tests plus the removal of one invalid test case.

Sputnik and IE Test Center tests now live side-by-side in ch* directories under test/suite.

when encoding to JSON which coincidentally preserves the BOM as well.
This shaved ~10 megs off of chapter15.json alone.

FindTestCaseIssues.py is a new helper script which can be used to detect issues with the format of test cases (e.g., runTestCase not being called).

FixPathsAndIds.py now preserves line endings and the BOM.

"caller" and "arguments" properties.

Laid down the groundwork for a console-based test runner.